90688119 has 8 divisors (see below), whose sum is σ = 122574192. Its totient is φ = 59630400.

The previous prime is 90688111. The next prime is 90688127. The reversal of 90688119 is 91188609.

It is an interprime number because it is at equal distance from previous prime (90688111) and next prime (90688127).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 90688119 - 2³ = 90688111 is a prime.

It is a super-2 number, since 2×90688119² = 16448669855516322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90688111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206832 + ... + 207269.

It is an arithmetic number, because the mean of its divisors is an integer number (15321774).

Almost surely, 2^90688119 is an apocalyptic number.

90688119 is a deficient number, since it is larger than the sum of its proper divisors (31886073).

90688119 is a wasteful number, since it uses less digits than its factorization.

90688119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414177.

The product of its (nonzero) digits is 31104, while the sum is 42.

The square root of 90688119 is about 9523.0309775827. The cubic root of 90688119 is about 449.2797019823.

The spelling of 90688119 in words is "ninety million, six hundred eighty-eight thousand, one hundred nineteen".